Retirement Plans (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 04, 2023	Feb. 26, 2022	Feb. 27, 2021
Defined Benefit Pension Plan
Retirement Plans
Employer match of employee contributions up to 3% of pretax annual compensation to 401 (k) defined contribution plan (as a percent)	100.00%
Percentage of participant's pretax annual compensation matched 100% by employer	3.00%
Employer match of employee contributions of additional 2% of pretax annual compensation to 401 (k) defined contribution plan (as a percent)	50.00%
Percentage of participant's pretax annual compensation matched 50% by employer	2.00%
Total expense recognized	$ 44,504	$ 41,528	$ 36,270
Employer contributions	$ 0	$ 1,700	$ 6,305
Discount rate (as a percent)	5.00%	3.25%	3.00%
Supplemental Retirement Plan
Retirement Plans
Total expense recognized	$ 0	$ 0	$ 0
Vesting period	5 years